Doctor profile · Federal record

Dr. Ewa Hryniszyn, CRNA

Certified Registered Nurse Anesthetist (CMS: Certified Registered Nurse Anesthetist (CRNA)) · Worcester, MA

  • NPI 1003056284
  • Accepts Medicare
  • MIPS 89.0 / 100 · 2023
  • 17 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
55 Lake Ave N, Department of Anesthesiology
Worcester, MA 016550002
(508) 334-3271
fax (508) 856-5911
Mailing address
Po Box 415348
Boston, MA 022415348

Credentials & registration

NPPES · NUCC
NPI registered
February 2009 — 17 yrs on file
Profile last updated
November 24, 2020
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
367500000X — NUCC code
State license (1)
Massachusetts #RN2296078
Medicaid
MA #110106790A

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1003056284. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
51
Distinct HCPCS
4
Medicare allowed
$5,761
HCPCS Description Services Patients Avg allowed
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 15 15 $94
00732 Anesthesia for procedure on gallbladder, pancreas, or liver using an endoscope 13 13 $118
01922 Anesthesia for x-ray or radiation therapy 12 12 $117
00530 Anesthesia for insertion of permanent heart pacemaker 11 11 $128

In context: peer comparison

Among 46 peers in Worcester Certified Registered Nurse Anesthetist, average services per provider: 24. This provider delivers 2.1× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Ewa Hryniszyn's medical specialty?
Dr. Ewa Hryniszyn practices Certified Registered Nurse Anesthetist in Worcester, MA.
Where does Dr. Ewa Hryniszyn practice?
Dr. Ewa Hryniszyn practices at 55 Lake Ave N, Worcester, MA 016550002. Office phone: 5083343271.
What is Dr. Ewa Hryniszyn's NPI?
Dr. Ewa Hryniszyn's National Provider Identifier (NPI) is 1003056284, issued by NPPES.
Does Dr. Ewa Hryniszyn accept Medicare assignment?
Yes. Dr. Ewa Hryniszyn accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ewa Hryniszyn commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (HCPCS 00731); Anesthesia for procedure on gallbladder, pancreas, or liver using an endoscope (HCPCS 00732); Anesthesia for x-ray or radiation therapy (HCPCS 01922). Source: CMS Medicare Physician & Other Practitioners file.